[Solved] Which method of development is employed in case of sphere, ellipsoid?

Civil Engineering
Engineering Graphics
Which method of development is employed ...

Q.	Which method of development is employed in case of sphere, ellipsoid?
A.	parallel-line development
B.	approximation method
C.	triangulation development
D.	radial-line development
Answer» B. approximation method
Explanation: approximation method is used to develop objects of double curved or warped surfaces as sphere, paraboloid, ellipsoid, hyperboloid and helicoid.

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